todate(DATETONUMBER(now())-2*60*60*1000) //参考当前时间减去2小时 1000毫秒为1秒
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AND l.start_time>'${FORMAT(todate(DATETONUMBER(start)-3*60*60*1000),"yyyy-MM-dd HH:mm:ss")}'
把today(),换成你的参数,试试
TODATE(CONCATENATE(today(),CONCATENATE(" ",HOUR(TODATE(now(),"hh:mm:ss"))-3,":00:00")),"yyyy-MM-dd hh:mm:ss")